Synthesis of Nitrogen Doped Carbon and Its Enhanced Electrochemical Activity towards Ascorbic Acid Electrooxidation

Table 2

Peak-to-peak separation obtained from cyclic voltammograms of respective redox systems.

Electrode	ΔEp, mV
	[Fe(CN)6]^3−/4−	[Ru(NH3)6]^3+/2+
NDC-1	—	—
NDC-2	150	141
NDC-3	140	120
NDC-4	130	100
Polyaniline	—	—